-In Figure 1

question 79

Multiple Choice

-In Figure 1.2, which labeled points are unattainable?

• A)only A
• B)only B and C
• C)only D
• D)A, B and C

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Definitions:

Organogenesis

The phase during embryonic development when the ectoderm, endoderm, and mesoderm develop into the internal organs of the organism.

Embryonic Development

The process by which the embryo forms and develops, starting from a single cell and leading to a complex, multi-cellular organism.

Archenteron

The primitive gut formed during early embryonic development in animals, from which the digestive tract eventually develops.

Organogenesis

A process in developmental biology where organs form from the precursor tissues during embryonic development.